#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <sys/types.h>


int main()
{
  printf("helllo bit\n");
  fputs("hellow fput\n",stdout);
  const char* msg="hellow fwrite\n";
  fwrite(msg,1,strlen(msg),stdout);
  return 0;
}
